參數(shù)資料
型號(hào)： ISL12025
廠商： Intersil Corporation
英文描述： Real-Time Clock/Calendar with EEPROM(EEPROM實(shí)時(shí)時(shí)鐘/日歷)
中文描述： 實(shí)時(shí)時(shí)鐘/日歷（EEPROM的實(shí)時(shí)時(shí)鐘/日歷帶有EEPROM）
文件頁(yè)數(shù)： 4/27頁(yè)
文件大?。?/td> 412K
代理商： ISL12025
4
FN6371.2
October 19, 2007
Watchdog Timer/Low Voltage Reset Parameters
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
(Note 5)
MAX
UNITS
NOTES
t
RPD
V
DD
Detect to RESET LOW
500
ns
9
t
PURST
Power-up Reset Time-Out Delay
100
250
400
ms
V
RVALID
Minimum V
DD
for Valid RESET
Output
1.0
V
V
RESET
ISL12025-4.5A Reset Voltage
Level
4.59
4.64
4.69
V
ISL12025 Reset Voltage Level
4.33
4.38
4.43
V
ISL12025-3 Reset Voltage Level
3.04
3.09
3.14
V
ISL12025-2.7A Reset Voltage
Level
2.87
2.92
2.97
V
ISL12025-2.7 Reset Voltage Level
2.58
2.63
2.68
V
t
WDO
Watchdog Timer Period
32.768kHz crystal between X1 and X2
1.70
1.75
1.801
s
725
750
775
ms
225
250
275
ms
t
RST
Watchdog Timer Reset Time-Out
Delay
32.768kHz crystal between X1 and X2
225
250
275
ms
t
RSP
I
2
C Interface Minimum Restart
Time
1.2
μ
s
EEPROM SPECIFICATIONS
EEPROM Endurance
2,000,000
Cycles
EEPROM Retention
Temperature
≤+
75°C
50
Years
Serial Interface (I
2
C) Specifications
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
NOTES
V
IL
SDA and SCL Input Buffer LOW
Voltage
SBIB = 1 (Under V
DD
mode)
-0.3
0.3 x V
DD
V
V
IH
SDA and SCL Input Buffer HIGH
Voltage
SBIB = 1 (Under V
DD
mode)
0.7 x V
DD
V
DD
+ 0.3
V
Hysteresis SDA and SCL Input Buffer
Hysteresis
SBIB = 1 (Under V
DD
mode)
0.05 x V
DD
V
V
OL
SDA Output Buffer LOW Voltage
I
OL
= 4mA
0
0.4
V
I
LI
Input Leakage Current on SCL
V
IN
= 5.5V
0.1
10
μ
A
I
LO
I/O Leakage Current on SDA
V
IN
= 5.5V
0.1
10
μ
A
TIMING CHARACTERISTICS
f
SCL
SCL Frequency
400
kHz
t
IN
Pulse Width Suppression Time at
SDA and SCL Inputs
Any pulse narrower than the max
spec is suppressed.
50
ns
t
AA
SCL Falling Edge to SDA Output
Data Valid
SCL falling edge crossing 30% of
V
DD
, until SDA exits the 30% to
70% of V
DD
window.
900
ns
t
BUF
Time the Bus Must Be Free before
the Start of a New Transmission
SDA crossing 70% of V
DD
during a
STOP condition, to SDA crossing
70% of V
DD
during the following
START condition.
1300
ns
ISL12025
相關(guān)PDF資料
PDF描述
ISL1209IU10 Low Power RTC with Battery Backed SRAM and Event Detection
ISL1209IU10Z-TK Hook-Up Wire; Conductor Size AWG:18; No. Strands x Strand Size:19 x 30; Jacket Color:Purple; Approval Bodies:UL; Approval Categories:UL AWM Style 1180; Passes VW-1 Flame Test; Cable/Wire MIL SPEC:MIL-W-16878/5 Type EE RoHS Compliant: Yes
ISL1209 Low Power RTC with Battery Backed SRAM and Event Detection
ISL1209IU10-TK Low Power RTC with Battery Backed SRAM and Event Detection
ISL1209IU10Z Low Power RTC with Battery Backed SRAM and Event Detection
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ISL12025IBZ 功能描述:實(shí)時(shí)時(shí)鐘 REAL TIME CLK/CLNDR W/EEPROM 2 63VSET RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
ISL12025IBZ-T 功能描述:實(shí)時(shí)時(shí)鐘 REAL TIME CLK/CLNDR W/EEPROM 2 63VSET RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
ISL12025IVZ 功能描述:實(shí)時(shí)時(shí)鐘 REAL TIME CLK/CLNDR W/EEPROM 2 63SET 8 RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
ISL12025IVZ-T 功能描述:實(shí)時(shí)時(shí)鐘 REAL TIME CLK/CLNDR W/EEPROM 2 63SET 8 RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 總線接口:I2C 日期格式:DW:DM:M:Y 時(shí)間格式:HH:MM:SS RTC 存儲(chǔ)容量:64 B 電源電壓-最大:5.5 V 電源電壓-最小:1.8 V 最大工作溫度:+ 85 C 最小工作溫度: 安裝風(fēng)格:Through Hole 封裝 / 箱體:PDIP-8 封裝:Tube
ISL12026 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:Real Time Clock/Calendar with I2C Bus? and EEPROM
發(fā)布緊急采購(gòu)，3分鐘左右您將得到回復(fù)。

采購(gòu)需求

(若只采購(gòu)一條型號(hào)，填寫(xiě)一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購(gòu)。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

發(fā)布成功！您可以繼續(xù)發(fā)布采購(gòu)。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

*型號(hào) *數(shù)量 廠商 批號(hào) 封裝
添加更多采購(gòu)

我的聯(lián)系方式

*
*
*